<!DOCTYPE html>
<html lang="cn">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>扫雷</title>
  <link rel="stylesheet" href="css/index.css" type="text/css">
</head>
<body>
  <div id="mine">
      <div class="level">
          <button class="active">初级</button>
          <button>中级</button>
          <button>高级</button>
          <button>重新开始</button>
      </div>
      <div class="gameBox">

      </div>
      <div class="info">剩余雷数:<span class="mineNum"></span></div>
  </div>
  <script src="js/index.js" type="text/javascript"></script>
</body>
</html>